avoid hexcat printing nonprintable characters

2017-09-04 01:56:01 +02:00
parent 93643a66b3
commit b3d73e7870
1 changed files with 1 additions and 1 deletions
@@ -32,7 +32,7 @@ int main(void)
    char c = getchar();
    int n = c == 27 ? 33 : 36;
    if(c==27)printf("\n");
-    printf("%2d \e[%dm%c\e[m ", c, n, c); // <- change d to X or x if you want hex
+    printf("%2d \e[%dm%c\e[m ", c, n, c<32||c>126?'.':c); // <- change d to X or x if you want hex
  }
 }